Finding the Third Proportional to 1,522.55 and 2,155.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,522.55 : 2,155.99 = 2,155.99 : x
2. Step 2: Convert to fraction form
   1,522.55/2,155.99 = 2,155.99/x
3. Step 3: Cross multiply
   1,522.55x = 2,155.99 × 2,155.99
4. Step 4: Simplify right side
   1,522.55x = 4,648,302.31
5. Step 5: Solve for x
   x = 4,648,302.31/1,522.55
6. Step 6: Final answer
   x = 3,052.98